18996327

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17737}}^1$

素因数の和:17767

約数の個数: 24

約数和(自身を含む): 33205536

約数和(自身を除く): 14209209

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 17737, 53211, 124159, 159633, 301529, 372477, 904587, 1117431, 2110703, 2713761, 6332109, 18996327]

約数ペア:

[(1, 18996327), (3, 6332109), (7, 2713761), (9, 2110703), (17, 1117431), (21, 904587), (51, 372477), (63, 301529), (119, 159633), (153, 124159), (357, 53211), (1071, 17737)]